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How to use perform method of org.jmock.lib.script.ScriptedAction class

Best Jmock-library code snippet using org.jmock.lib.script.ScriptedAction.perform

Source:ScriptedAction.java

...9 * <p>An {@link Action} that executes a <a href="http://www.beanshell.org">BeanShell</a> script.10 * This makes it easy to implement custom actions, especially those that call back to objects 11 * passed to the mocked method as parameters.</p>12 * 13 * <p>To use a scripted action in an expectation, statically import the {@link #perform(String) perform}14 * method and call it within the <code>will(...)</code> clause of the expectation.</p>15 * 16 * <p>The script can refer to the parameters of the mocked method by the names $0 (the first parameter), $1, $2, etc,17 * and to the mock object that has been invoked by the name $this.18 * You can define other script variables by calling the action's {@link #where(String, Object) where} method.</p>19 * 20 * <p>For example:</p>21 * <pre>22 * allowing (sheep).accept(with(a(Visitor.class))); 23 *     will(perform("$0.visitSheep($this)");24 * </pre>25 * 26 * <p>is equivalent to:</p>27 * 28 * <pre>29 * allowing (sheep).accept(with(a(Visitor.class))); 30 *     will(perform("$0.visitSheep(s)").where("s", sheep);31 * </pre>32 * 33 * 34 * @author nat35 *36 */37public class ScriptedAction implements Action {38    private final Interpreter interpreter = new Interpreter();39    private final String script;40    public ScriptedAction(String expression) {41        this.script = expression;42        this.interpreter.setStrictJava(true);43    }44    public Object invoke(Invocation invocation) throws Throwable {45        try {46            defineParameters(interpreter, invocation);47            return interpreter.eval(script);48        }49        catch (TargetError e) {50            throw e.getTarget();51        }52        catch (EvalError e) {53            throw new IllegalArgumentException("could not interpret script", e);54        }55    }56    57    private void defineParameters(Interpreter interpreter, Invocation invocation) 58        throws EvalError 59    {60        interpreter.set("$this", invocation.getInvokedObject());61        for (int i = 0; i < invocation.getParameterCount(); i++) {62            interpreter.set("$" + i, invocation.getParameter(i));63        }64    }65    public void describeTo(Description description) {66        description.appendText("perform ").appendText(script);67    }68    69    /**70     * Creates an action that performs the given script.71     * 72     * @param script73     *     a BeanShell script.74     * @return75     *     the new action.76     */77    public static ScriptedAction perform(String script) {78        return new ScriptedAction(script);79    }80    81    /**82     * Defines a variable that can be referred to by the script.83     * 84     * @param name85     *     the name of the variable86     * @param value87     *     the value of the variable88     * @return89     *     the action, so that more variables can be defined if needed90     */91    public ScriptedAction where(String name, Object value) {...

Source:ScriptedActionTests.java

1package org.jmock.test.unit.lib.script;2import static org.hamcrest.Matchers.sameInstance;3import static org.jmock.lib.script.ScriptedAction.perform;4import junit.framework.TestCase;5import org.jmock.Expectations;6import org.jmock.Mockery;7import org.junit.Assert;8public class ScriptedActionTests extends TestCase {9    public interface Callout {10        void doSomethingWith(Callback cb) throws Exception;11        void doSomethingWithBoth(Callback cb1, Callback cb2);12    }13    14    public interface Callback {15        void callback();16        void throwException() throws Exception;17        void callbackWith(Object o);18        void callbackWith(Object o1, Object o2);19    }20    21    Mockery context = new Mockery();22    Callout callout = context.mock(Callout.class);23    Callback callback = context.mock(Callback.class);24    Callback callback2 = context.mock(Callback.class, "callback2");25    26    27    public void testInterpretsCallbackExpression() throws Exception {28        context.checking(new Expectations() {{29            oneOf (callout).doSomethingWith(callback); will(perform("$0.callback()"));30            oneOf (callback).callback();31        }});32        33        callout.doSomethingWith(callback);34        35        context.assertIsSatisfied();36    }37    public void testScriptCanReferToParametersByIndex() {38        context.checking(new Expectations() {{39            oneOf (callout).doSomethingWithBoth(callback, callback2); will(perform("$1.callback()"));40            oneOf (callback2).callback();41        }});42        43        callout.doSomethingWithBoth(callback, callback2);44        45        context.assertIsSatisfied();46    }47    48    public void testScriptCanReferToInvokedObjectAs$This() throws Exception {49        context.checking(new Expectations() {{50            oneOf (callout).doSomethingWith(callback); will(perform("$0.callbackWith($this)"));51            oneOf (callback).callbackWith(callout);52        }});53        54        callout.doSomethingWith(callback);55        56        context.assertIsSatisfied();57    }58    59    public void testCanBindValuesFromTestIntoScript() throws Exception {60        final Object v1 = new Object();61        final Object v2 = new Object();62        63        context.checking(new Expectations() {{64            oneOf (callout).doSomethingWith(callback); will(perform("$0.callbackWith(x, y)").where("x", v1).where("y", v2));65            oneOf (callback).callbackWith(v1, v2);66        }});67        68        callout.doSomethingWith(callback);69        70        context.assertIsSatisfied();71    }72    public void testExceptionThrownByCallbackIsPassedBackToCaller() throws Exception {73        final Exception exception = new Exception("exception");74        75        context.checking(new Expectations() {{76            oneOf (callout).doSomethingWith(callback); will(perform("$0.throwException()"));77            oneOf (callback).throwException(); will(throwException(exception));78        }});79        80        try {81            callout.doSomethingWith(callback);82        }83        catch (Exception e) {84            Assert.assertThat(e, sameInstance(exception));85        }86        87        context.assertIsSatisfied();88    }89}...

perform

Using AI Code Generation

1package org.jmock.test.acceptance;2import junit.framework.TestCase;3import org.jmock.Mock;4import org.jmock.MockObjectTestCase;5import org.jmock.core.Invocation;6import org.jmock.core.InvocationMatcher;7import org.jmock.core.Stub;8import org.jmock.core.constraint.IsEqual;9import org.jmock.core.constraint.IsAnything;10import org.jmock.core.constraint.IsSame;11import org.jmock.core.matcher.InvokeAtLeastOnceMatcher;12import org.jmock.core.matcher.InvokeOnceMatcher;13import org.jmock.core.matcher.InvokeTimesMatcher;14import org.jmock.core.matcher.InvokeWithAnyArgumentsMatcher;15import org.jmock.core.matcher.InvokeWithMatcher;16import org.jmock.core.matcher.TestFailureMatcher;17import org.jmock.core.stub.ConsecutiveStub;18import org.jmock.core.stub.DoAllStub;19import org.jmock.core.stub.DoNothingStub;20import org.jmock.core.stub.DoNothingStub;21import org.jmock.core.stub.DoReturnStub;22import org.jmock.core.stub.DoThrowStub;

perform

Using AI Code Generation

1import org.jmock.Mock;2import org.jmock.MockObjectTestCase;3import org.jmock.lib.script.ScriptedAction;4{5    public void testScriptedAction() throws Exception6    {7        Mock mock = mock(Interface.class);8        mock.expects(once()).method("perform").will(new ScriptedAction("perform"));9        Interface i = (Interface)mock.proxy();10        i.perform();11    }12}13{14    public void perform();15}

perform

Using AI Code Generation

1import org.jmock.Mock;2import org.jmock.MockObjectTestCase;3import org.jmock.core.Invocation;4import org.jmock.core.InvocationMatcher;5import org.jmock.core.Stub;6import org.jmock.core.constraint.IsAnything;7import org.jmock.core.constraint.IsEqual;8import org.jmock.core.matcher.InvokeAtLeastOnceMatcher;9import org.jmock.lib.script.ScriptedAction;10import org.jmock.lib.script.ScriptedStub;11public class ScriptedActionTest extends MockObjectTestCase {12    public void testScriptedAction() {13        Mock mock = mock(InvocationMatcher.class);14        mock.expects(once()).method("matches").with(eq("foo")).will(15            returnValue(true));16        mock.expects(once()).method("invoked").with(eq("foo"));17        ScriptedAction action = new ScriptedAction();18        action.addLine("return \"bar\";");19        action.addLine("mock.invoked(invocation);");20        Object result = action.invoke(21            new Invocation("foo", null, null, null, null, null),22            new IsEqual("foo"),23            mock.proxy());24        assertEquals("bar", result);25    }26    public void testScriptedStub() {27        Mock mock = mock(Stub.class);28        mock.expects(once()).method("invoke").with(eq("foo")).will(29            returnValue("bar"));30        ScriptedStub stub = new ScriptedStub();31        stub.addLine("return \"bar\";");32        Object result = stub.invoke(33            new Invocation("foo", null, null, null, null, null),34            new IsEqual("foo"),35            mock.proxy());36        assertEquals("bar", result);37    }38}39import org.jmock.Mock;40import org.jmock.MockObjectTestCase;41import org.jmock.core.Invocation;42import org.jmock.core.InvocationMatcher;43import org.jmock.core.Stub;44import org.jmock.core.constraint.IsAnything;45import org.jmock.core.constraint.IsEqual;46import org.jmock.core.matcher.InvokeAtLeastOnceMatcher;47import org.jmock.lib.script.ScriptedAction;48import org.jmock.lib.script.ScriptedStub;49public class ScriptedActionTest extends MockObjectTestCase {50    public void testScriptedAction() {51        Mock mock = mock(

perform

Using AI Code Generation

1public class 1 {2    public static void main(String[] args) {3        Mock mock = new Mock(Interface.class);4        mock.expects(once()).method("method1").will(5            new ScriptedAction("method1", new Object[] {6                new Integer(1), new Integer(2)7            }, new Object[] {8                new Integer(3), new Integer(4)9            })10        );11        Interface i = (Interface)mock.proxy();12        int result = i.method1(1, 2);13        System.out.println("result = " + result);14    }15}16public class 2 {17    public static void main(String[] args) {18        Mock mock = new Mock(Interface.class);19        mock.expects(once()).method("method1").will(20            new ScriptedAction("method1", new Object[] {21                new Integer(1), new Integer(2)22            }, new Object[] {23                new Integer(3), new Integer(4)24            })25        );26        Interface i = (Interface)mock.proxy();27        int result = i.method1(1, 2);28        System.out.println("result = " + result);29    }30}31public class 3 {32    public static void main(String[] args) {33        Mock mock = new Mock(Interface.class);34        mock.expects(once()).method("method1").will(35            new ScriptedAction("method1", new Object[] {36                new Integer(1), new Integer(2)37            }, new Object[] {38                new Integer(3), new Integer(4)39            })40        );41        Interface i = (Interface)mock.proxy();42        int result = i.method1(1, 2);43        System.out.println("result = " + result);44    }45}46public class 4 {47    public static void main(String[] args) {48        Mock mock = new Mock(Interface.class);49        mock.expects(once()).method("method1").will(50            new ScriptedAction("method1", new Object[] {51                new Integer(1), new Integer(2)

perform

Using AI Code Generation

1public class 1 {2    public static void main(String[] args) {3        ScriptedAction sa = new ScriptedAction();4        sa.perform("script.txt");5        Class1 c = new Class1();6        c.method1(sa.value);7    }8}9value = "Hello World";10public class Class1 {11    public void method1(String s) {12        System.out.println(s);13    }14}15public class 2 {16    public static void main(String[] args) {17        ScriptedAction sa = new ScriptedAction();18        sa.perform("script.txt");19        Class2 c = new Class2();20        c.method2(sa.value);21    }22}23value = 10;24public class Class2 {25    public void method2(int i) {26        System.out.println(i);27    }28}29public class 3 {30    public static void main(String[] args) {31        ScriptedAction sa = new ScriptedAction();32        sa.perform("script.txt");33        Class3 c = new Class3();34        c.method3(sa.value);35    }36}37value = "Hello World";

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